Voltage Regulators - Switching Regulators

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LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

Texas Instruments LMR36503/LMR36503-Q1 65V 0.3A Buck Converter is a small 65V, 0.3A synchronous step-down DC/DC converter in a 2mm x 2mm HotRod™ package. This easy-to-use converter can handle input voltage transients up to 70V, provide excellent EMI performance, and support fixed 3.3V, 5V, and other adjustable output voltages.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Topology	Output Voltage	Output Current	Number of Outputs	Quiescent Current	Switching Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono LMR36503R5URPER Texas Instruments 1: £3.51 3,000In Stock	Mfr. Part No. LMR36503R5URPER Mouser Part No 595-LMR36503R5URPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	3,000In Stock	Cut Tape £3.51 £2.66 £2.45 £2.23 View Reel £1.82 £2.11 £2.04 £1.82 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	5 V	300 mA	1 Output	1 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono LMR36503R5RPER Texas Instruments 1: £3.35 10,115In Stock	Mfr. Part No. LMR36503R5RPER Mouser Part No 595-LMR36503R5RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	10,115In Stock	Cut Tape £3.35 £2.54 £2.33 £2.12 Reel £1.72 View £2.01 £1.89 £1.70 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	5 V	300 mA	1 Output	4 uA	400 kHz to 1 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506RS3QRPERQ1 Texas Instruments 1: £4.13 9,979In Stock	Mfr. Part No. LMR36506RS3QRPERQ1 Mouser Part No 595-R36506RS3QRPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	9,979In Stock	Cut Tape £4.13 £3.14 £2.91 £2.63 View Reel £2.19 £2.50 £2.43 £2.39 £2.19 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506RF3RPER Texas Instruments 1: £3.62 12,132In Stock	Mfr. Part No. LMR36506RF3RPER Mouser Part No 595-LMR36506RF3RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	12,132In Stock	Cut Tape £3.62 £2.76 £2.54 £2.30 View Reel £1.86 £2.18 £2.12 £2.06 £1.86 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506R5RPER Texas Instruments 1: £3.62 3,165In Stock	Mfr. Part No. LMR36506R5RPER Mouser Part No 595-LMR36506R5RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	3,165In Stock	Cut Tape £3.62 £2.76 £2.54 £2.30 View Reel £1.90 £2.19 £2.06 £1.90 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	5 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503RS3QRPERQ1 Texas Instruments 1: £3.94 5,908In Stock	Mfr. Part No. LMR36503RS3QRPERQ1 Mouser Part No 595-R36503RS3QRPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	5,908In Stock	Cut Tape £3.94 £2.99 £2.76 £2.51 View Reel £2.21 £2.38 £2.28 £2.27 £2.21 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3 V	300 mA	1 Output	4 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono LMR36503RFRPER Texas Instruments 1: £3.17 2,137In Stock	Mfr. Part No. LMR36503RFRPER Mouser Part No 595-LMR36503RFRPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	2,137In Stock	Cut Tape £3.17 £2.70 Reel £2.06 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	Adjustable	300 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503MSC3RPERQ1 Texas Instruments 1: £3.83 3,070In Stock	Mfr. Part No. LMR36503MSC3RPERQ1 Mouser Part No 595-R36503MSC3RPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	3,070In Stock	Cut Tape £3.83 £2.92 £2.69 £2.44 View Reel £2.14 £2.33 £2.28 £2.27 £2.14 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	300 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503RS5QRPERQ1 Texas Instruments 1: £3.83 1,197In Stock	Mfr. Part No. LMR36503RS5QRPERQ1 Mouser Part No 595-R36503RS5QRPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	1,197In Stock	Cut Tape £3.83 £2.92 £2.69 £2.44 View Reel £2.12 £2.33 £2.28 £2.19 £2.12 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3 V	300 mA	1 Output	4 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506RFRPER Texas Instruments 1: £3.62 236In Stock 6,000Expected 28/12/2026	Mfr. Part No. LMR36506RFRPER Mouser Part No 595-LMR36506RFRPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	236In Stock 6,000Expected 28/12/2026	Cut Tape £3.62 £2.76 £2.54 £2.30 View Reel £1.95 £2.19 £2.18 £2.06 £1.95 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	1 V to 60 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506RRPER Texas Instruments 1: £3.70 53In Stock 3,000Expected 27/09/2027	Mfr. Part No. LMR36506RRPER Mouser Part No 595-LMR36506RRPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	53In Stock 3,000Expected 27/09/2027	Cut Tape £3.70 £2.82 £2.59 £2.35 £2.23 Reel £2.00 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	1 V to 60 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503MSC5RPERQ1 Texas Instruments 1: £4.20 18In Stock 3,000Expected 27/09/2027	Mfr. Part No. LMR36503MSC5RPERQ1 Mouser Part No 595-R36503MSC5RPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	18In Stock 3,000Expected 27/09/2027	Cut Tape £4.20 £3.20 £2.90 £2.63 View Reel £2.15 £2.51 £2.37 £2.15 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	5 V	300 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503MSCQRPERQ1 Texas Instruments 1: £3.89 208In Stock 3,000Expected 22/04/2027	Mfr. Part No. LMR36503MSCQRPERQ1 Mouser Part No 595-R36503MSCQRPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	208In Stock 3,000Expected 22/04/2027	Cut Tape £3.89 £2.98 £2.74 £2.49 View Reel £2.21 £2.36 £2.28 £2.26 £2.21 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	Adjustable	300 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506MSCQRPERQ1 Texas Instruments 1: £4.30 6In Stock 6,000Expected 18/03/2027	Mfr. Part No. LMR36506MSCQRPERQ1 Mouser Part No 595-R36506MSCQRPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	6In Stock 6,000Expected 18/03/2027	Cut Tape £4.30 £3.26 £3.00 £2.70 £2.58 Reel £2.34 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	Adjustable	600 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506R3RPER Texas Instruments 1: £3.62 6,000Expected 27/09/2027	Mfr. Part No. LMR36506R3RPER Mouser Part No 595-LMR36506R3RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	6,000Expected 27/09/2027	Cut Tape £3.62 £2.76 £2.54 £2.30 View Reel £1.99 £2.19 £2.18 £2.12 £1.99 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506MSC3RPERQ1 Texas Instruments 1: £4.21 5,961Expected 26/07/2027	Mfr. Part No. LMR36506MSC3RPERQ1 Mouser Part No 595-R36506MSC3RPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	5,961Expected 26/07/2027	Cut Tape £4.21 £3.22 £2.98 £2.70 £2.58 Reel £2.34 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506MSC5RPERQ1 Texas Instruments 1: £4.21 9,611On Order	Mfr. Part No. LMR36506MSC5RPERQ1 Mouser Part No 595-R36506MSC5RPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	9,611On Order On Order Ship Dates Mfr. No: LMR36506MSC5RPERQ1 Stock: 0 On Order: 3,611 Expected 07/01/2027 6,000 Expected 03/06/2027 Factory Lead Time: 26 Weeks	Cut Tape £4.21 £3.22 £2.98 £2.70 £2.58 Reel £2.34 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	5 V	600 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel

LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

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LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

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